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    Question

    Determine the value of ‘x’ if (7 × 256 – 525 ÷ 21)

    ÷ 28 = √2500 – x.
    A -13 Correct Answer Incorrect Answer
    B -10 Correct Answer Incorrect Answer
    C 6 Correct Answer Incorrect Answer
    D 18 Correct Answer Incorrect Answer

    Solution

    ATQ,

    (7 × 256 – 525 ÷ 21) ÷ 28 = √2500 – x

    Or, (1792 – 25) ÷ 28 = 50 – x

    Or, x = 50 – 63 = -13

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